What is the equation of the normal line of #f(x)=6x^3-12x^2-x-1# at #x=2#?
Thus, normal to
We know that, the slope of the tgt. at the pt.
Since, normal is
Summing up the information about the normal, it has slope
&, passes thro.
Using, Point-Slope Form for the Normal, its. eqn. is given by,